--I wonder if these are Jim’s glasses .----They be his .He doesn’t wear glasses.
My brother is _____ his homework. He often _____ his homework at home.
—Here is a schoolbag. Whose is it? —Oh, it’s _______ Thank you.
—_______ is this pen? —It’s mine.
This is ______ key and that is ______ eraser.
There’s ______ water in the cup.